Defensive publication



DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 0.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet.

Defensive Publication applications have not been examined as no assertion as to the novelty of the disclosed subject matter.

PUBLISHED DECEMBER 30, 1969 T869,018 INSECTICIDES AND SYNERGISTS Ronald Eugene Montgomery, 46 S. Vernon St., Middleport, N.Y. 14105, and Harry Hobart Incho, 137 Ensign Ave., Medina, N.Y. 14103 Filed Feb. 18, 1969, Ser. No. 800,249 Int. Cl. A01n 9/36; C07f 9/40 US. Cl. 424219 No Drawing. 14 Pages Specification Synergistic insecticidal combinations of esters of chrysanthemumic acid, e.g. allethrin, pyrethrins, and (l-cyelohexene-1,2-dicarboximido)methyl chrysanthemumate, with certain di-w-alkynyl arylvinylphosphonates as synergists, are described. The preparation and physical properties of representative members of this new class of phosphonates are described, and the insecticidal properties of their synergistic combinations with representative chrysanthemumates are reported.

to the merits of alleged invention. The Patent Oflice makes 

